# FH-Prof. DI Dr. Robert Merwa

Phone: | +43 5 0804 52180 |

Email: | robert.merwa@fh-linz.at |

## Education:

6/2000 - 4/2004 | Technische Universität Graz, Medizintechnik, Dr.techn. |

10/1990 - 6/2000 | Technische Universität Graz, Telematik, Dipl.-Ing. |

## Professional career & activities:

9/2003 - 8/2009 | Graz University of Technology, Assistant Professor, Teaching activities; Research in the field of Magnetic Induction-Tomography an Magnetic-Resonance techniques |

1/2006 - 1/2009 | Graz University of Technology, member of study commission |

3/2001 - 10/2004 | Dpecial Research Area, SFB F 315, Research Assistant, Teaching activities; Research in the field of Magnetic Induction-Tomography |

11/2001 - 8/2003 | Special Research Area, SFB P14990, Research Assistent, Teaching activities at the Graz University of Technology; Research in the field of Magnetic Induction-Tomography |

7/2000 - 2/2001 | Graz University of Technology, Assistant Professor, Teaching activities; Research in the field of Electrical Impedance-Tomography |

## Research interests:

Magnetic resonance techniques, Computer based simulation, Image processing, Signal processing

## Science fields:

## Research fields:

## Research units:

## Publications:

2014 | Thought control of machines - Modern Technologies for Disabled People H. Egger, T. Haslwanter, R. Merwa - Thought control of machines - Modern Technologies for Disabled People - Thought control of machines - Modern Technologies for disabled people, Linz, Austria, 2014, pp. 118-121 |

2013 | Tractography from regularized high resolution RS-EPI diffusion weighted imaging G. Reishofer, C. Langkammer, K. Koschutnig, M. Jehna, R. Merwa, F. Ebner - Tractography from regularized high resolution RS-EPI diffusion weighted imaging - Proceedings of the Joint Annual Meeting ISMRM-ESMRMB 2013, Salt Lake City, United States of America, 2013, pp. 1542 |

2012 | An Automatic Computation Tool for the Estimation of B1-Corrected Pharmacokinetic Parameters R. Merwa, G. Reishofer - An Automatic Computation Tool for the Estimation of B1-Corrected Pharmacokinetic Parameters - Proceedings of the Joint Annual Meeting ISMRM-ESMRMB 2012, Melbourne, Australia, 2012 |

2012 | Local Regularization of the Diffusion Tensor by Means of Independent Component Ananlysis and Total Variation - Application to High Resolution DTI G. Reishofer, R. Merwa, F. Ebner - Local Regularization of the Diffusion Tensor by Means of Independent Component Ananlysis and Total Variation - Application to High Resolution DTI - Proceedings of the Joint Annual Meeting ISMRM-ESMRMB 2012, Melbourne, Australia, 2012 |

2010 | Correction of the kinetic parameters of human tissue considering RF-field inhomogeneities R. Merwa, G. Reishofer, T. Feiweier, K. Kapp, F. Ebner, R. Stollberger - Correction of the kinetic parameters of human tissue considering RF-field inhomogeneities - Proceedings of the Joint Annual Meeting ISMRM-ESMRMB 2010, Stockholm, Sweden, 2010 |

2010 | Impact of B1-Inhomogeneities on the Quantification of Ktrans and Ve R. Merwa, G. Reishofer, T. Feiweier, K. Kapp, F. Ebner, R. Stollberger - Impact of B1-Inhomogeneities on the Quantification of Ktrans and Ve - Proceedings of the Joint Annual Meeting ISMRM-ESMRMB 2010, Stockholm, Sweden, 2010 |

2010 | Improvement of the Arterial Input Function considering B1-Inhomogeneities R. Merwa, G. Reishofer, T. Feiweier, K. Kapp, F. Ebner, R. Stollberger - Improvement of the Arterial Input Function considering B1-Inhomogeneities - Proceedings of the Joint Annual Meeting ISMRM-ESMRMB 2010, Stockholm, Sweden, 2010 |

2009 | Automatic Macro-Vessel-Minimization using Independent Component Analysis and Local Scaling Functions G. Reishofer, S. Keeling, R. Merwa, C. Enzinger, S. Ropele, R. Stollberger, F. Ebner - Automatic Macro-Vessel-Minimization using Independent Component Analysis and Local Scaling Functions - Proceedings of the ISMRM 17th Scientific Meeting & Exhibition, Honolulu, United States of America, 2009 |

2009 | Impact of B1 inhomogeneities on AIF selection in DCE-MRI at 3 Tesla R. Merwa, G. Reishofer, T. Feiweier, K. Kapp, F. Ebner, R. Stollberger - Impact of B1 inhomogeneities on AIF selection in DCE-MRI at 3 Tesla - Proceedings of the ISMRM 17th Scientific Meeting & Exhibition, Honolulu, United States of America, 2009 |

2009 | Improved quantification of pharmacokinetic parameters at 3 Tesla considering B1 inhomogeneities R. Merwa, G. Reishofer, T. Feiweier, K. Kapp, F. Ebner, R. Stollberger - Improved quantification of pharmacokinetic parameters at 3 Tesla considering B1 inhomogeneities - Proceedings of the ISMRM 17th Scientific Meeting & Exhibition, Honolulu, United States of America, 2009 |

2009 | Reduction of Motion Artefacts in Renal Perfusion DCE-MRI Data G. Reishofer, R. Merwa, M. Aschauer, R. Stollberger, F. Ebner - Reduction of Motion Artefacts in Renal Perfusion DCE-MRI Data - Proceedings of the ISMRM 17th Scientific Meeting & Exhibition, Honolulu, United States of America, 2009 |

2008 | Impact of the Correction of B1 inhomogeneities for dynamic contrast-enhanced imaging at 3 Tesla R. Merwa, F. Ebner, T. Feiweier, R. Stollberger - Impact of the Correction of B1 inhomogeneities for dynamic contrast-enhanced imaging at 3 Tesla - Proceedings of the ISMRM 16th Scientific Meeting & Exhibition, Toronto, Canada, 2008 |

2008 | Magnetic induction tomography: comparison of the image quality using different types of receivers R. Merwa, H. Scharfetter - Magnetic induction tomography: comparison of the image quality using different types of receivers - PHYSIOLOGICAL MEASUREMENT, Vol. 29, No. 6, 2008, pp. 417-429 |

2008 | The impact of B1 inhomogeneities on quantitative dynamic contrast enhanced MRI R. Merwa, F. Ebner, T. Feiweier, R. Stollberger - The impact of B1 inhomogeneities on quantitative dynamic contrast enhanced MRI - Proceedings of the ÖGMP Annual Meeting and 3rd AISCMP Meeting, Graz, Austria, 2008 |

2007 | 13th International Conference on Electrical Bioimpedance and 8th Conference on Electrical Impedance Tomography 2007 R. Merwa - 13th International Conference on Electrical Bioimpedance and 8th Conference on Electrical Impedance Tomography 2007 - Springer Verlag, 2007 |

2007 | A feasibility study of brain oedema detection using a finite element human head model R. Merwa, H. Scharfetter - A feasibility study of brain oedema detection using a finite element human head model - Proceedings of the XIII International Conference on Electrical Bioimpedance & VIII Conference on Electrical Impedance Tomography, Graz, Austria, 2007 |

2007 | Magnetic induction tomography: evaluation of the point spread function and analysis of resolution and image distortion R. Merwa, H. Scharfetter - Magnetic induction tomography: evaluation of the point spread function and analysis of resolution and image distortion - PHYSIOLOGICAL MEASUREMENT, Vol. 28, No. 7, 2007, pp. 313-324 |

2007 | The influence of the coil configuration on the spatial resolution R. Merwa, H. Scharfetter - The influence of the coil configuration on the spatial resolution - Proceedings of the XIII International Conference on Electrical Bioimpedance & VIII Conference on Electrical Impedance Tomography, Graz, Austria, 2007 |

2006 | A multifrequency magnetic induction tomography system using planar gradiometers: data collection and calibration J. Rosell, R. Merwa, P. Brunner, H. Scharfetter - A multifrequency magnetic induction tomography system using planar gradiometers: data collection and calibration - PHYSIOLOGICAL MEASUREMENT, Vol. 27, No. 5, 2006, pp. 271-280 |

2006 | Direct reconstruction of tissue parameters from differential multifrequency EIT in vivo M. Mayer, P. Brunner, R. Merwa, F. Smolle-Jüttner, A. Maier, H. Scharfetter - Direct reconstruction of tissue parameters from differential multifrequency EIT in vivo - PHYSIOLOGICAL MEASUREMENT, Vol. 27, No. 5, 2006, pp. 93-101 |

2006 | Magnetic Induction Tomography: analysis of resolution an object shifting R. Merwa, H. Scharfetter - Magnetic Induction Tomography: analysis of resolution an object shifting - Proceedings of the World Congress on Medical Physics and Biomedical Engineering, Seoul, Republic of Korea, 2006 |

2006 | Magnetic Induction Tomography: Iterative and Single-Step Solution of Image Reconstruction Problem in Low-Contrast Bodies H. Scharfetter, A. Missner, R. Merwa - Magnetic Induction Tomography: Iterative and Single-Step Solution of Image Reconstruction Problem in Low-Contrast Bodies - Proceedings of the World Congress on Medical Physics and Biomedical Engineering, Seoul, Republic of Korea, 2006 |

2006 | Magnetic Induction Tomography: Single-Step Solution of the 3-D Inverse Problem for Differential Image Reconstruction H. Scharfetter, P. Brunner, R. Merwa - Magnetic Induction Tomography: Single-Step Solution of the 3-D Inverse Problem for Differential Image Reconstruction - International Journal of Information & System Science, Vol. 2, No. 4, 2006, pp. 585-606 |

2006 | Magnetische Induktionsomographie-Spektroskopie (MITS) H. Scharfetter, P. Brunner, R. Merwa - Magnetische Induktionsomographie-Spektroskopie (MITS) - Haus der Technik, Vol. 99, No. 1, 2006, pp. 161-165 |

2006 | Reconstruction of the shape of conductivity spectra using differential multi-frequency magnetic induction tomography P. Brunner, R. Merwa, A. Missner, J. Rosell, K. Hollaus, H. Scharfetter - Reconstruction of the shape of conductivity spectra using differential multi-frequency magnetic induction tomography - PHYSIOLOGICAL MEASUREMENT, Vol. 27, No. 5, 2006, pp. 237-248 |

2006 | Single-Step 3-D Image Reconstruction in Magnetic Induction Tomography: Theoretical Limits of Spatial Resolution and Contrast to Noise Ratio H. Scharfetter, K. Hollaus, J. Rosell, R. Merwa - Single-Step 3-D Image Reconstruction in Magnetic Induction Tomography: Theoretical Limits of Spatial Resolution and Contrast to Noise Ratio - ANNALS OF BIOMEDICAL ENGINEERING, Vol. 34, No. 11, 2006, pp. 1786-1798 |

2006 | Solution of the inverse problem of magnetic induction tomography (MIT) with multiple objects: analysis of detectability and statistical properties with respect to the reconstructed conducting region R. Merwa, H. Scharfetter - Solution of the inverse problem of magnetic induction tomography (MIT) with multiple objects: analysis of detectability and statistical properties with respect to the reconstructed conducting region - PHYSIOLOGICAL MEASUREMENT, Vol. 27, No. 5, 2006, pp. 249-259 |

2005 | A new type of gradiometer for the receiving circuit of magnetic induction tomography (MIT) H. Scharfetter, R. Merwa, K. Pilz - A new type of gradiometer for the receiving circuit of magnetic induction tomography (MIT) - PHYSIOLOGICAL MEASUREMENT, Vol. 26, No. 2, 2005, pp. 307-318 |

2005 | Direct reconstruction of tissue parameters from differential multifrequency EIT in vivo M. Mayer, P. Brunner, R. Merwa, H. Scharfetter - Direct reconstruction of tissue parameters from differential multifrequency EIT in vivo - Scientific Abstracts of the VI Conference on Biomedical Applications of Electrical Impedance Tomography, London, United Kingdom of Great Britain and Northern Ireland, 2005 |

2005 | Monitoring of lung edema using focused impedance spectroscopy: a feasibility study M. Mayer, P. Brunner, R. Merwa, H. Scharfetter - Monitoring of lung edema using focused impedance spectroscopy: a feasibility study - PHYSIOLOGICAL MEASUREMENT, Vol. 26, No. 3, 2005, pp. 185-192 |

2005 | Reconstruction of the shape of conductivity spectra using differential multi-frequency MIT P. Brunner, R. Merwa, A. Missner, J. Rosell, K. Hollaus, H. Scharfetter - Reconstruction of the shape of conductivity spectra using differential multi-frequency MIT - Scientific Abstracts of the VI Conference on Biomedical Applications of Electrical Impedance Tomography, London, United Kingdom of Great Britain and Northern Ireland, 2005 |

2005 | Solution of the inverse problem of magnetic induction tomography (MIT) R. Merwa, K. Hollaus, P. Brunner, H. Scharfetter - Solution of the inverse problem of magnetic induction tomography (MIT) - PHYSIOLOGICAL MEASUREMENT, Vol. 26, No. 2, 2005, pp. 241-250 |

2005 | Solution of the inverse problem of magnetic induction tomography (MIT) in silicio and in vitro R. Merwa, P. Brunner, A. Missner, J. Rosell, K. Hollaus, H. Scharfetter - Solution of the inverse problem of magnetic induction tomography (MIT) in silicio and in vitro - Scientific Abstracts of the VI Conference on Biomedical Applications of Electrical Impedance Tomography, London, United Kingdom of Great Britain and Northern Ireland, 2005 |

2004 | A new type of gradiometer for the receiving circuit of Magnetic Induction Tomograpy (MIT) H. Scharfetter, R. Merwa, K. Pilz - A new type of gradiometer for the receiving circuit of Magnetic Induction Tomograpy (MIT) - Proceedings of the XII International Conference on Electrical Bioimpedance & V Conference on Electrical Impedance Tomography, Gdansk, Poland, 2004 |

2004 | Detection of brain oedema using magnetic induction tomography: a feasibility study of the likely sensitivity and detectability R. Merwa, K. Hollaus, O. Biro , H. Scharfetter - Detection of brain oedema using magnetic induction tomography: a feasibility study of the likely sensitivity and detectability - PHYSIOLOGICAL MEASUREMENT, Vol. 25, No. 1, 2004, pp. 347-354 |

2004 | Fast calculation of the sensitivity matrix in magnetic induction tomography by tetrahedral edge finite elements and the reciprocity theorem K. Hollaus, C. Magele, R. Merwa, H. Scharfetter - Fast calculation of the sensitivity matrix in magnetic induction tomography by tetrahedral edge finite elements and the reciprocity theorem - PHYSIOLOGICAL MEASUREMENT, Vol. 25, No. 1, 2004, pp. 159-168 |

2004 | Magnetic Induction Tomography: A Method for Optimizing the Coil Configuration R. Merwa, K. Hollaus, H. Scharfetter - Magnetic Induction Tomography: A Method for Optimizing the Coil Configuration - Proceedings of the XII International Conference on Electrical Bioimpedance & V Conference on Electrical Impedance Tomography, Gdansk, Poland, 2004 |

2004 | Measurement of liver iron overload by magnetic induction using a planar gradiometer: preliminary human results R. Casanas, H. Scharfetter, A. Altes, A. Remacha, P. Sarda, J. Sierra, R. Merwa, K. Hollaus, J. Rosell - Measurement of liver iron overload by magnetic induction using a planar gradiometer: preliminary human results - PHYSIOLOGICAL MEASUREMENT, Vol. 25, No. 1, 2004, pp. 315-323 |

2004 | Numerical Simulation of the Eddy Current Problem in Magnetic Induction Tomography for Biomedical Applications by Edge Elements K. Hollaus, C. Magele, R. Merwa, H. Scharfetter - Numerical Simulation of the Eddy Current Problem in Magnetic Induction Tomography for Biomedical Applications by Edge Elements - IEEE TRANSACTIONS ON MAGNETICS, Vol. 40, No. 2, 2004, pp. 623-626 |

2004 | Planar gradiometer for magnetic induction tomography (MIT): theoretical and experimental sensitivity maps for a low-contrast phantom H. Scharfetter, S. Rauchenzauner, R. Merwa, O. Biro , K. Hollaus - Planar gradiometer for magnetic induction tomography (MIT): theoretical and experimental sensitivity maps for a low-contrast phantom - PHYSIOLOGICAL MEASUREMENT, Vol. 25, No. 1, 2004, pp. 325-333 |

2004 | Reconstruction of pathological structural changes in the human brain with magnetic induction tomography R. Merwa - Reconstruction of pathological structural changes in the human brain with magnetic induction tomography - Shaker Verlag, 2004 |

2004 | Solution of the Inverse Problem of Magnetic Induction Tomography (MIT) for Physiological Conductivities R. Merwa, K. Hollaus, H. Scharfetter - Solution of the Inverse Problem of Magnetic Induction Tomography (MIT) for Physiological Conductivities - Proceedings of the XII International Conference on Electrical Bioimpedance & V Conference on Electrical Impedance Tomography, Gdansk, Poland, 2004 |

2003 | Direct estimation of Cole parameters in multifrequency EIT using a regularized Gauss–Newton method B. Brandstätter, K. Hollaus, H. Hutten, M. Mayer, R. Merwa, H. Scharfetter - Direct estimation of Cole parameters in multifrequency EIT using a regularized Gauss–Newton method - PHYSIOLOGICAL MEASUREMENT, Vol. 24, No. 2, 2003, pp. 437-448 |

2003 | Fast calculation of the sensitivity matrix in magnetic induction tomography by tetrahedral edge finite elements K. Hollaus, C. Magele, R. Merwa, H. Scharfetter - Fast calculation of the sensitivity matrix in magnetic induction tomography by tetrahedral edge finite elements - Proceedings of the 4th Conference on Biomedical Applications of Electrical Impedance Tomography, Manchaster, United Kingdom of Great Britain and Northern Ireland, 2003 |

2003 | Focused conductivity spectroscopy for the monitoring of lung edema: modelling and forward solution H. Scharfetter, P. Brunner, R. Merwa, B. Brandstätter - Focused conductivity spectroscopy for the monitoring of lung edema: modelling and forward solution - BIOMEDIZINISCHE TECHNIK, Vol. 48, No. 1, 2003 |

2003 | In-Vitro and In-Vivo Measurement of Iron Concentration in Human Hepatic Tissue by Magnetic Induction Methods R. Casanas, H. Scharfetter, A. Altes, A. Remacha, P. Sarda, J. Sierra, R. Merwa, K. Hollaus, J. Rosell - In-Vitro and In-Vivo Measurement of Iron Concentration in Human Hepatic Tissue by Magnetic Induction Methods - Proceedings of the XXV Annual International Conference of the IEEE Engineering in Medicine and Biology, Cancun, Mexico, 2003 |

2003 | Magnetische Induktions-Tomographie: Messprinzip und Lösung des Vorwärtsproblems für die Datenrekonstruktion R. Merwa, K. Hollaus, H. Scharfetter - Magnetische Induktions-Tomographie: Messprinzip und Lösung des Vorwärtsproblems für die Datenrekonstruktion - BIOMEDIZINISCHE TECHNIK, Vol. 48, No. 1, 2003, pp. 332-333 |

2003 | Non-invasive measurement of liver iron overload by magnetic induction using a planar gradiometer J. Rosell, R. Casanas, A. Altes, R. Merwa, K. Hollaus, H. Scharfetter - Non-invasive measurement of liver iron overload by magnetic induction using a planar gradiometer - Proceedings of the 4th Conference on Biomedical Applications of Electrical Impedance Tomography, Manchaster, United Kingdom of Great Britain and Northern Ireland, 2003 |

2003 | Numerical solution of the general 3D eddy current problem for magnetic induction tomography (spectroscopy) R. Merwa, K. Hollaus, B. Brandstätter, H. Scharfetter - Numerical solution of the general 3D eddy current problem for magnetic induction tomography (spectroscopy) - PHYSIOLOGICAL MEASUREMENT, Vol. 24, No. 2, 2003, pp. 545-554 |

2003 | Sensitivity maps for magnetic induction tomography (MIT): Low-contrast perturbations in a background with physiological conductivity H. Scharfetter, K. Hollaus, R. Merwa - Sensitivity maps for magnetic induction tomography (MIT): Low-contrast perturbations in a background with physiological conductivity - Proceedings of the 4th Conference on Biomedical Applications of Electrical Impedance Tomography, Manchaster, United Kingdom of Great Britain and Northern Ireland, 2003 |

2003 | Simulation of Eddy Currents in Biomedical Applications K. Hollaus, C. Magele, R. Merwa, H. Scharfetter - Simulation of Eddy Currents in Biomedical Applications - Proceedings of the 14th Conference on the Computation of Electromagnetic Fields, New York, United States of America, 2003 |

2002 | A 3D finite element thorax model for non invasive acute ischemia detection by impedance spectroscopy Y. Salazar, H. Scharfetter, R. Merwa, J. Cinca, R. Bragos, J. Rosell - A 3D finite element thorax model for non invasive acute ischemia detection by impedance spectroscopy - IFMBE Proceedings 3 (1), Wien, Austria, 2002, pp. 74-75 |

2002 | EIT spectroscopy by direct multifrequency-regularization of the Gauss-Newton method B. Brandstätter, K. Hollaus, C. Magele, M. Mayer, R. Merwa, H. Scharfetter, H. Hutten - EIT spectroscopy by direct multifrequency-regularization of the Gauss-Newton method - Proceedings of the First Mummy Range Workshop on EIT, Pingree Park, United States of America, 2002 |

2002 | Magnetic induction spectroscopy of biological tissue with a conducting background: experimental demonstration within the b-dispersion H. Scharfetter, R. Casanas, R. Merwa, J. Rosell - Magnetic induction spectroscopy of biological tissue with a conducting background: experimental demonstration within the b-dispersion - IFMBE Proceedings 3 (1), Wien, Austria, 2002, pp. 88-89 |

2002 | Numeric solution of the general 3D eddy current problem for magnetic induction tomography R. Merwa, K. Hollaus, B. Brandstätter, H. Scharfetter - Numeric solution of the general 3D eddy current problem for magnetic induction tomography - Proceedings of the First Mummy Range Workshop on EIT, Pingree Park, United States of America, 2002 |

2002 | Numerical simulation of the forward problem in magnetic induction tomography of biological tissue K. Hollaus, C. Magele, B. Brandstätter, R. Merwa, H. Scharfetter - Numerical simulation of the forward problem in magnetic induction tomography of biological tissue - Proceedings of the 10th IGTE Symposion 2002, Graz, Austria, 2002 |

1999 | Modular programming environment for simulation, identification and validation of complex nonlinear compartment models H. Scharfetter, R. Merwa, F. Kappel, H. Hutten - Modular programming environment for simulation, identification and validation of complex nonlinear compartment models - MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING, Vol. 37, No. 2, 1999, pp. 1204-1205 |